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FS-3826 — SHIELD,EXPANSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

FS-3826: SHIELD,EXPANSION.

The SHIELD,EXPANSION is a the manufacturer industrial component. Key specifications include material: STEEL, head_style: FLAT COUNTERSUNK, insert_size: 0.375 IN. DIA IN, fastener_type: NUT, overall_length: 3.000 INCHES NOMINAL IN, thread_provision: THREADED.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-053-1204, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
FS-3826
NSN: 5340-01-053-1204
FSC: 5340 — Hardware, Commercial
CAGE: 0DYF3 — ILLINOIS TOOL WORKS INC DBA RAMSET/RED HEAD DIV (USA)
SPECIFICATIONS
materialSTEEL
head_styleFLAT COUNTERSUNK
insert_size0.375 IN. DIA IN
fastener_typeNUT
overall_length3.000 INCHES NOMINAL IN
thread_provisionTHREADED
surface_treatmentZINC AND CHROMATE
recessed_drive_styleSLOT
hole_accommodation_diameter0.375 INCHES NOMINAL IN
insert_type_for_which_designedSTUD BOLT
surface_treatment_document_and_classificationQQ-Z-325 FED SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-053-1204
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FS-3826 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RECESSED DRIVE STYLE: SLOT
•
MINIMUM YIELD STRENGTH: ERR-060
•
THREAD PROVISION: THREADED
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-Z-325 FED SPEC SINGLE TREATMENT RESPONSE
•
HOLE ACCOMMODATION DIAMETER: 0.375 INCHES NOMINAL IN
•
INSERT SIZE: 0.375 IN. DIA IN
•
FASTENER TYPE: NUT
TECHNICAL CHARACTERISTICS
RECESSED DRIVE STYLESLOT
MINIMUM YIELD STRENGTHERR-060
THREAD PROVISIONTHREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325 FED SPEC SINGLE TREATMENT RESPONSE
HOLE ACCOMMODATION DIAMETER0.375 INCHES NOMINAL IN
INSERT SIZE0.375 IN. DIA IN
FASTENER TYPENUT
OVERALL LENGTH3.000 INCHES NOMINAL IN
INSERT TYPE FOR WHICH DESIGNEDSTUD BOLT
HEAD STYLEFLAT COUNTERSUNK
SUBSTITUTES & CROSS-REFERENCES 5
282522Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3730FReference document
Same NSN cross-reference
Reference document — Secondary reference
282506Reference document
Same NSN cross-reference
Reference document — Secondary reference
454322Reference document
Same NSN cross-reference
Reference document — Secondary reference
000454322Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FS-3826?
FS-3826 is a SHIELD,EXPANSION.
What parts can replace FS-3826?
There are 5 known substitutes for FS-3826: 282522, 3730F, 282506 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FS-3826?
FS-3826 is cataloged in the U.S. Government catalog under NSN 5340-01-053-1204. This indicates validated use in U.S. government and defense supply chains.
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